1979

• Robertson, D., Carter, W., Corey, B., Cotton, W., Counselman, C., Shapiro, I., Wittels, J., Hinteregger, H., Knight, C., Rogers, A., Whitney, A., Ryan, J., Clark, T., Coates, R., & Moran, J.
  (1979). Recent Results of Radio Interferometric Determinations of a Transcontinental Baseline, Polar Motion, and Earth Rotation. Time and the Earth's Rotation, 217–224.